How can a professional player be losing possession in such position”

I don’t want to sound unprofessional but is either they sell Him or I join Barcelona as A free agent, He is the reason why I have not renewed my contract yet, How can a professional player be losing possession in such position”, Thomas Partey voice out His dissatisfaction over ONE Arsenal player performance yesterday.. threatening to leave if the player is not sold

I don’t want to sound unprofessional but is either they sell Him or I join Barcelona as A free agent,…